Analysis
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max time kernel
117s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
14/03/2023, 10:13
Behavioral task
behavioral1
Sample
Scan 2023.14.03_1101.doc
Resource
win7-20230220-en
8 signatures
120 seconds
Behavioral task
behavioral2
Sample
Scan 2023.14.03_1101.doc
Resource
win10v2004-20230220-en
6 signatures
120 seconds
General
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Target
Scan 2023.14.03_1101.doc
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Size
505.3MB
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MD5
b4c2209c6345ef88683247df6b90b3bc
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SHA1
4b17921aba075e4f2cf39cca0c355d4b51c4f45a
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SHA256
8276a5004242be36847f414af565eabd8726fa4746cc1cac9764f4e77ec6818e
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SHA512
2ee1b02c381e4d3e7b712daae1fb3c4ccd834ba7c702eddd985df9d5a76faa22663b4ca8afba241a7c81d4bed94cfaa09d18c4f824de6de91294ea1dd2bae11b
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SSDEEP
6144:1620tqUx3Xu+7ZkRIDNGi9a0Va5UAClo:1620tqm3+I2ezcz5U3lo
Score
3/10
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 3928 1596 WerFault.exe 95 -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Script User-Agent 7 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 58 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 60 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 62 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 64 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 66 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 54 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 56 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 984 WINWORD.EXE 984 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 984 WINWORD.EXE 984 WINWORD.EXE 984 WINWORD.EXE 984 WINWORD.EXE 984 WINWORD.EXE 984 WINWORD.EXE 984 WINWORD.EXE 984 WINWORD.EXE
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Scan 2023.14.03_1101.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:984
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 436 -p 1596 -ip 15961⤵PID:4796
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1596 -s 14681⤵
- Program crash
PID:3928